# Posts by estherw

Total # Posts: 2

**algebra 11**

Solve the following for the variable x. 4/X-2+3/X+2=-3X/X^2-4 thank you.

*March 16, 2011*

**algebra 2**

The stopping distance d of a car after the brakes are applied varies directly as the square of the speed r. If a car travelling 70mph can stop in 270ft, how many feet will it take the same car to stop when it is travelling 60mph? Thank you.

*March 16, 2011*

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